Easel



FIG. 1 is a perspective view of an easel;

FIG. 2 is a front elevation view of the easel;

FIG. 3 is a rear elevation view of the easel;

FIG. 4 is a left elevation view of the easel;

FIG. 5 is a right elevation view of the easel;

FIG. 6 is a top plan view of the easel; and,

FIG. 7 is a bottom plan view of the easel.

I claim the ornamental design for the easel, as shown and described.